Pumpkin Dahl Soup - amelia freer

Name: Pumpkin Dahl Soup - amelia freer
Cuisine: Asian, Indian, Middle Eastern, African
Ingredients: serves 4; INGREDIENTS; 250g red lentils; 1 small pumpkin (400-600g), peeled and diced (you could use squash as an alternative); thumb sized piece ginger (20g), peeled and grated; 3 garlic cloves, crushed; 1 small hot green chili, whole; 1 tsp turmeric; 1 tsp salt; juice of 1 lemon; 1 tbsp ghee or coconut oil; 1.5 tsp mustard seeds; 1 tsp cumin seeds; ½ tsp turmeric; 2 red onions, peeled and finely sliced; ½ tsp salt; large bunch of coriander, (50g), including stalks, all finely chopped